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Servers and applications

CVE-2014-4043

The posix_spawn_file_actions_addopen function in glibc before 2.20 does not copy its path argument in accordance with the POSIX specification, which allows context-dependent attackers to trigger use-after-free vulnerabilities.

Severity
High 7.5
Published
6 Oct 2014
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
3.9% in the next 30 daysHigher than 90% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Code injection (CWE-94)
Attack
Over the network · No login needed
Attacker can
Read some data · Change some data · Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Sources
NVD

Affected software

SoftwareAffected versions
GNU C LibraryServers and applications · cpe:a:gnu:glibc
  • Every version up to 2.19

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2014-4043
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2014-4043